6. What are gene interactions?
What are the three main types
of gene interactions?

Gap-fill exercise

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
Gene interaction is the in
which a given trait is
conditioned by or more genes (do
confuse with multiple alleles
which there is a gene having
three or alleles).

The three main of gene
interaction are: genes,
epistasis and polygenic (or
quantitative inheritance).